underground main-line conveyor haulage

英 [underground main-line conveyor haulage]
美 [underground main-line conveyor haulage]

中文释义

[矿业] 井下干线输送机运输

单词分析

单词结构：

underground main-line conveyor haulage

字母数：38

记忆提示

🎯 重点记忆：

  • 单词拼写：underground main-line conveyor haulage
  • 核心含义：[矿业] 井下干线输送机运输

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更新时间：2025-12-08 07:46:00